示例#1
0
        public DataTunnel(Kernel kernel,Logger logger,Ip listenIp,int listenPort,Ip connectIp,int connectPort,Tunnel tunnel)
            : base(logger)
        {
            _sock[CS.Client] = null;
            _sock[CS.Server] = null;
            _buf[CS.Client] = new byte[0];
            _buf[CS.Server] = new byte[0];
            _kernel = kernel;
            _listenIp = listenIp;
            _listenPort = listenPort;
            _connectIp = connectIp;
            _connectPort = connectPort;

            _tunnel = tunnel;
        }
示例#2
0
        //接続単位の処理
        protected override void OnSubThread(SockObj sockObj)
        {
            var client = (SockTcp)sockObj;
            SockTcp server = null;

            string _targetServer;
            int _targetPort;
            var clientBuf = new List<byte[]>();

            _targetServer = (string)Conf.Get("targetServer");
            _targetPort = (int)Conf.Get("targetPort");
            if(_targetServer == "") {
                Logger.Set(LogKind.Error,client,1,"");
                goto end;
            }
            if(_targetPort == 0) {
                Logger.Set(LogKind.Error,client,2,"");
                goto end;
            }

            //***************************************************************
            //前処理(接続先・ユーザの取得と特別なユーザの置換)
            //***************************************************************
            {
                var keyWord = BeforeJob(client,clientBuf);//接続前の処理
                if(keyWord == null)
                    goto end;

                //特別なユーザにヒットしているかどうかの確認
                OneSpecialUser oneSpecialUser = _specialUser.Search(keyWord);
                if(oneSpecialUser != null) {//ヒットした場合
                    //置換
                    _targetServer = oneSpecialUser.Server;//サーバ
                    _targetPort = oneSpecialUser.Port;//ポート番号

                    for(var i = 0;i < clientBuf.Count;i++) {
                        //string str = Inet.TrimCRLF(Encoding.ASCII.GetString(clientBuf[i]));
                        var str = Encoding.ASCII.GetString(clientBuf[i]);
                        if((Protocol == MailProxyProtocolKind.Smtp && str.ToUpper().IndexOf("MAIL FROM:") == 0) ||
                            (Protocol == MailProxyProtocolKind.Pop3 && str.ToUpper().IndexOf("USER") == 0)) {
                            str = Util.SwapStr(oneSpecialUser.Before,oneSpecialUser.After,str);
                            clientBuf[i] = Encoding.ASCII.GetBytes(str);
                            break;
                        }
                    }
                    Logger.Set(LogKind.Normal,client,3,string.Format("{0}->{1} {2}:{3}",oneSpecialUser.Before,oneSpecialUser.After,_targetServer,_targetPort));
                }
            }

            //***************************************************************
            // サーバとの接続
            //***************************************************************
            {
                var port = _targetPort;
                //var ipList = new List<Ip>{new Ip(_targetServer)};
                //if(ipList[0].ToString() == "0.0.0.0") {
                //    ipList = Kernel.DnsCache.Get(_targetServer);
                //    if(ipList.Count == 0) {
                //        Logger.Set(LogKind.Normal,client,4,string.Format("{0}:{1}",_targetServer,_targetPort));
                //        goto end;
                //    }
                //}
                var ipList = Kernel.GetIpList(_targetServer);
                if (ipList.Count == 0) {
                    Logger.Set(LogKind.Normal, client, 4, string.Format("{0}:{1}", _targetServer, _targetPort));
                    goto end;
                }

                foreach(var ip in ipList) {
                    server = Inet.Connect(Kernel,ip,port,Timeout,null);
                    if(server != null)
                        break;
                }
                if(server == null) {
                    Logger.Set(LogKind.Normal,client,5,string.Format("{0}:{1}",_targetServer,_targetPort));
                    goto end;
                }

                if(null == ConnectJob(client,server,clientBuf))//接続後の処理
                    goto end;

            }
            Logger.Set(LogKind.Normal,client,4,string.Format("connect {0}:{1}",_targetServer,_targetPort));

            //***************************************************************
            //後処理(接続先・ユーザの取得と特別なユーザの置換)
            //***************************************************************

            foreach(byte[] buf in clientBuf) {
                //Ver5.2.5
                //byte[] serverBuf = server.LineRecv(timeout,OPERATE_CRLF.NO,ref life);

                //クライアントからの受信分を送信する
                server.LineSend(buf);
            }

            //***************************************************************
            // パイプ
            //***************************************************************
            var tunnel = new Tunnel(Logger,(int)Conf.Get("idleTime"),Timeout);
            tunnel.Pipe(server,client,this);
            end:
            if(client != null)
                client.Close();
            if(server != null)
                server.Close();
        }
示例#3
0
文件: Server.cs 项目: jsakamoto/bjd5
        //�ڑ��P�ʂ̏���
        protected override void OnSubThread(SockObj sockObj)
        {
            string hostName;

            var client = (SockTcp)sockObj;
            SockTcp server = null;

            //***************************************************************
            //�O�����i�ڑ���E���[�U���E�p�X���[�h�̎擾)
            //***************************************************************
            //{
            //    //�ڑ���i�z�X�g�j���擾
            //    client.AsciiSend("open>");
            //    var sb = new StringBuilder();
            //    while (IsLife()) {
            //        var b = client.Recv(1,Timeout,this);//timeout=60sec
            //        if (b == null)
            //            break;

            //        var c = Convert.ToChar(b[0]);
            //        if (c == '\r'){
            //            continue;
            //        }
            //        if (c == '\n')
            //            break;
            //        //Ver6.0.6 TeraTerm�Ή�
            //        if (c == 0 && sb.Length != 0)
            //        {
            //            break;
            //        }

            //        if ((c == '.') || ('A' <= c && c <= 'Z') || ('a' <= c && c <= 'z') || ('0' <= c && c <= '9'))
            //        {
            //            client.Send(b);//�G�R�[
            //            sb.Append(c);
            //        }

            //    }
            //    hostName = sb.ToString();
            //}
            var buf = new List<byte>();

            {
                //�ڑ���i�z�X�g�j���擾
                client.Send(Encoding.ASCII.GetBytes("open>"));

                var iac = false;
                var ego = false;
                 var sb = new StringBuilder();
                while (IsLife()){
                    var b = client.Recv(1, Timeout, this); //timeout=60sec
                    if (b == null)
                        break;
                    var d = Convert.ToChar(b[0]);
                    if (d == 0)
                        continue;
                    if (d == '\xFF'){
                        iac = true;
                        buf.Add(b[0]);
                        continue;
                    }
                    if (iac){
                        if (d == '\xFA'){
                            ego = true;
                            iac = false;
                            buf.Add(b[0]);
                            continue;
                        }
                        if (d == '\xF0'){
                            ego = false;
                            iac = false;
                            buf.Add(b[0]);
                            continue;
                        }
                        if (d == '\xFB' || d == '\xFC' || d == '\xFD' || d == '\xFE'){
                            buf.Add(b[0]);
                            continue;
                        }
                        iac = false;
                        buf.Add(b[0]);
                        continue;
                    }
                    if (ego){
                        buf.Add(b[0]);
                        continue;
                    }
                    client.Send(b); //�G�R�[

                    if (d == '\r' || d == '\n')
                        break;

                    if (d == '\b'){
                        sb.Remove(sb.Length - 1, 1);
                    } else{
                        sb.Append(d);
                    }
                }
                hostName = sb.ToString();
            }
            // ���݂̔j��
            while (IsLife() && client.Length()>0)
            {
                var b = client.Recv(1, Timeout, this); //timeout=60sec
            }

            //***************************************************************
            // �T�[�o�Ƃ̐ڑ�
            //***************************************************************
            {
                const int port = 23;
                //var ipList = new List<Ip>{new Ip(hostName)};
                //if (ipList[0].ToString() == "0.0.0.0") {
                //    ipList = Kernel.DnsCache.Get(hostName);
                //    if (ipList.Count == 0) {
                //        Logger.Set(LogKind.Normal,null,2,string.Format("open>{0}",hostName));
                //        goto end;
                //    }
                //}
                var ipList = Kernel.GetIpList(hostName);
                if (ipList.Count == 0) {
                    Logger.Set(LogKind.Normal, null, 2, string.Format("open>{0}", hostName));
                    goto end;
                }
                foreach (var ip in ipList) {
                    server = Inet.Connect(Kernel,ip,port,Timeout,null);
                    if (server != null)
                        break;
                }

                if (server == null) {
                    Logger.Set(LogKind.Normal, null, 3, string.Format("open>{0}", hostName));
                    goto end;
                }

                //Ver6.0.6
                if (server.SockState != Bjd.sock.SockState.Connect){
                    Logger.Set(LogKind.Normal, null, 3, string.Format("open>{0}", hostName));
                    goto end;
                }
            }
            Logger.Set(LogKind.Normal,server,1,string.Format("open>{0}",hostName));

            server.Send(buf.ToArray(),buf.Count);
            //***************************************************************
            // �p�C�v
            //***************************************************************
            var tunnel = new Tunnel(Logger,(int)Conf.Get("idleTime"),Timeout);
            tunnel.Pipe(server,client,this);
            end:
            client.Close();
            if (server != null)
                server.Close();
        }
示例#4
0
        //        public void CallBack(IAsyncResult ar) {
        //            //接続完了(Listenソケットを取得)
        //            var sockObj = (SockObj)(ar.AsyncState);
        //
        //            if (_sock[CS.Server] != null) { //サーバ側がListen状態の場合
        //                //接続ソケットを保持して
        //                _sock[CS.Server] = (SockTcp)sockObj.CreateChildObj(ar);
        //                //Listenソケットをクローズする
        //                sockObj.Close();
        //                //クライアントと接続する
        //                Ssl ssl = null;
        //                _sock[CS.Client] = Inet.Connect(ref _life, _kernel, _logger, _ip, _port, ssl);
        //                if (_sock[CS.Client] == null)
        //                    return;
        //            } else { //クライアント側がListen状態の場合
        //                //接続ソケットを保持して
        //                _sock[CS.Client] = (SockTcp)sockObj.CreateChildObj(ar);
        //                //Listenソケットをクローズする
        //                sockObj.Close();
        //                //サーバと接続する
        //
        //                Ssl ssl = null;
        //                _sock[CS.Server] = Inet.Connect(ref _life, _kernel, _logger, _ip, _port, ssl);
        //                if (_sock[CS.Server] == null)
        //                    return;
        //            }
        //            //パイプスレッドの生成
        //            _t = new Thread(Pipe){
        //                IsBackground = true
        //            };
        //            _t.Start();
        //        }
        void Pipe()
        {
            const int idleTime = 0;

            var tunnel = new Tunnel(_logger, idleTime, _timeout);
            tunnel.Pipe(_sock[CS.Server], _sock[CS.Client],this);

            _sock[CS.Client].Close();
            _sock[CS.Server].Close();
        }
示例#5
0
文件: Server.cs 项目: jsakamoto/bjd5
        void TcpTunnel(SockTcp tcpObj)
        {
            var client = tcpObj;
            SockTcp server = null;

            //***************************************************************
            // �T�[�o�Ƃ̐ڑ�
            //***************************************************************
            {
                var port = _targetPort;

                //var ipList = new List<Ip>{new Ip(_targetServer)};
                //if (ipList[0].ToString() == "0.0.0.0") {
                //    ipList = Kernel.DnsCache.Get(_targetServer);
                //    if(ipList.Count==0){
                //        Logger.Set(LogKind.Normal,null,4,string.Format("{0}:{1}",_targetServer,_targetPort));
                //        goto end;
                //    }
                //}
                var ipList = Kernel.GetIpList(_targetServer);
                if (ipList.Count == 0){
                    Logger.Set(LogKind.Normal, null, 4, string.Format("{0}:{1}", _targetServer, _targetPort));
                    goto end;
                }
                foreach (var ip in ipList) {
                    server = Inet.Connect(Kernel,ip,port,Timeout,null);
                    if (server != null)
                        break;
                }
                if (server == null) {
                    Logger.Set(LogKind.Normal,server,5,string.Format("{0}:{1}",_targetServer,_targetPort));
                    goto end;
                }
            }
            Logger.Set(LogKind.Normal,server,6,string.Format("TCP {0}:{1} - {2}:{3}",client.RemoteHostname,client.RemoteAddress.Port,_targetServer,_targetPort));

            //***************************************************************
            // �p�C�v
            //***************************************************************
            var tunnel = new Tunnel(Logger,(int)Conf.Get("idleTime"),Timeout);
            tunnel.Pipe(server, client,this);
            end:
            if (client != null)
                client.Close();
            if (server != null)
                server.Close();
        }